四国談話会
2014 年 11 月 27 日、28 日に、育種学会四国談話会講演会(第 79 回)および公開シンポジウム(作物学会四国支部と共催)を香川大学農学部において開催した。それぞれの参加人数は、約 20 名、約 80 名であり、プログラムおよび講演要旨(7, 8)は下記の通りである。
◎公開シンポジウム (2014 年 11 月 27 日(木)	 13:00〜15:45)	 
テーマ：「作物の生産現場における水の制御および利活用の新技術」	 
開会挨拶	 （13:00〜13:05）	 
１．地下水位制御システム（FOEAS）	 
１)	 地下水位制御システム「FOEAS」の概要	 
農研機構	 藤森新作氏	 （13:05〜13:30）	 
２)	 山口県におけるFOEAS	 の導入とその活用への取り組み	 
山口県農林総合技術センター	 橋本	 誠氏	 （13:30〜13:55）	 
２．点滴かんがいの多目的利用	 
点滴灌漑技術の最新情報とその多目的利用	 
ネタフィムジャパン	 田川不二夫氏（13:55〜14:20）	 
３．自然冷熱源の利活用	 
暑熱環境対策としての自然冷熱源の利活用	 
香川大学農学部	 松村伸二氏	 （14:20〜14:45）	 
休憩10	 分	 
総合討論	 （14:55〜15:45）	 
◎	 日本育種学会四国談話会講演会（第 79 回）	 (2014 年 11 月 28 日（金）	 9:30〜12:00)	 
1．イネコアコレクションを用いた葉形質の特徴抽出	 ○杉田(小西)	 左江子 1・西原	 知里 1・千崎	 雄佑 1・松島	 淳 1・桧垣	 匠 2・朽名	 
夏麿 2	 (1.香川大院・農、2.東大院・新領域)	 
2．シコクカッコソウとPrimula	 cortusoidesとの種間雑種の作出	 
○山岡	 真梨子・大橋	 広明（愛媛大農）	 
3．Pelargonium fulgidum と P. oblongatum との種間交雑後代における花色と花色素	 ○朝倉 健太・本藤 加奈・柿原 文香（愛媛大農）
4．Pelargonium tetragonum の開花に伴う花色と花色素の推移

○嶋本 旭寿・本藤 加奈・柿原 文香（愛媛大農）
5．Pelargonium trifidum(Ligularia 節)と Ciconium 節との種間交雑
山中 歳徳・本藤 加奈・○柿原 文香（愛媛大農）
6．パルス電圧による放電処理が種子の発芽に及ぼす影響	 ○栗坂	 信之1・野中	 将輝2・辻田	 泉3・尾崎	 良太郎2・門脇	 一則2	 （1.	 愛媛県東予地方局産業振興課,2.愛媛大学工学部,3.	 愛媛県農林水産研究所）	 
7．Potato researches in Nepal: enhancing productivity and food security.
○Rana, B. B.1, B. B. Khatri 2, B. P. Sharma 2, S. P. Dhital 2, B. P. Luitel 2, P.
Bhattarai 2, D. Chaudhary 2, K. P. Upreti 2, S. Ghimire 2,T. Kawano 1, M.

Masayuki 1 (1. Faculty of Agriculture, Kochi University., 2. National Potato
Research Program, NARC, Nepal)
8.	 Development of Potato Varieties in Nepal.
○Rana, B. B.1, B. B. Khatri 2, B. P. Sharma 2, S. P. Dhital 2, B. P. Luitel 2, P.
Bhattarai 2, D. Chaudhary 2, K. P. Upreti 2, S. Ghimire 2, M. Masayuki 1 (1.
Faculty of Agriculture, Kochi University., 2. National Potato Research
Program, NARC, Nepal)

7. Potato Research in Nepal: Enhancing Productivity and Food Security○Rana, B. B. 1, B. B. Khatri2, B. P. Sharma 2, I. P. Gautam2 , S. P. Dhital2 , B. P. Luitel2, P.
Bhattarai2, D. Chaudhary2 , K. Upreti2 , S. Ghimire2， T. Kawano1, M. Masayuki1 (1. Faculty ofAgriculture, Kochi University., 2. National Potato Research Program, NARC, Nepal)
Introduction
Nepal is, a sandwiched country between India

potato research and development. After theand China. Potato is the fifth important foodestablishment of Nepal Agriculture Researchcrop in terms of cropping area but stands

Council (NARC) in 1991, National Potato

second in terms of production as well as

Research Programme under NARC has beenconsumption in the country. Potatoes can becarrying out potato research activities. Swissgrown all round the year by exploiting

Development

different agro-climatic conditions in altitudes

supported almost for 20 years at initial stage

from 75 m to 4700 m above the sea level.

starting from 1978. However, International

Therefore, it involves higher importance for

Potato Center (CIP) has been continuously

the food and nutritional security for thesupporting for potato research.

peoples of mountainous countries like Nepal.

National Potato Research Programme has been

Annual potato consumption of Nepali citizencarrying out many research activities foris 65 Kilograms. The contribution of potato todevelopment: high yielding, disease and insect

the national agricultural production is 9.4%.

pest

Materials and Method

adaptable to different agro- ecological regions

This paper is based on the works of Nationalof the country. In addition, production of virus

Potatofree seed tubers

ResearchProgram,oneoftheCorporation

resistances,red(SDC)

skinnedhadvarieties

through tissue culturecommodity programs of Nepal Agriculture

technology. Management technologies for

Research Council (NARC) and publications

diseases, insect pest and weeds are performing.

related to potato research in Nepal.

As a result of painstaking effort 10 varieties

Results and Discussion

has been released and almost 20 varieties have

Potato is, believed to be, introduced to Nepal

been registered. Important diseases are latefrom India during 18th century. First official

blight, powdery scab, black scurf andattempt for potato research and development

important insects are leaf minor, potato tuber

began in 1962 with the support of India

moth, white grub and red ants. Cultivated land

government. In 1972, Potato Development

and production have been continuously rising

Program incepted and it is relocated tosince 1985. However, the productivity ofKhumaltar in 1974. Nigale farm in the central

potato in the country (13.74 t/ha) is lower thanhigh hills and Jaubari farm at eastern high hills

those in developed country (>40 t/ha).

were established during 1980 to reinforce

8. Development of Potato Varieties in Nepal○Rana, B. B.1, B. B. Khatri2, B. P. Sharma 2, S. P. Dhital2, I. P. Gautam2 , B. P. Luitel2, P.
Bhattarai2, D. Chaudhary2, K. P. Upreti2 , S. Ghimire2P., M. Masayuki1 (1. Faculty ofAgriculture, Kochi University., 2. National Potato Research Program, NARC, Nepal)
Introduction

carries responsibility for the development ofPotato is the most important tuber crop and a

potato varieties.

staple food for more than a billion people

Results and Discussion

worldwide. There are about 5000 potato

Testing and selection for plants/progenies arevarieties in the world and they belong to

the fundamental processes to obtain neweight or nine species. Besides, there are morevarieties.

than 200 wild species and sub species, many

especially from CIP, Lima, Peru andof which can be crossbred to introduce

inter-varietal hybridization are employed fordesirable characters in to cultivars. Lack ofdeveloping of new varieties. The germplasms

suitable varieties is the major production

received from CIP are first propagated underconstrain. Therefore, various efforts havescreen-houseconditions,

been made to develop early maturing, highpreliminary

evaluation

yielding, disease and/or insect pest resistantnurseries (PON). Preliminary evaluation isvarieties.

varietal

carried out under field conditions at farm ofimprovement programs are: develop product

NPRP, Khumaltar and Agriculture Research

specific processing cultivars with high dry

Station (Hort.) Pokhara. The superior clones

matter and low reducing sugar content alongfrom PON are further tested as Initialwith heat and drought tolerances. Potato is a

Evaluation Trials (IETs), and later as

self-pollinated crop, although, substantial

coordinated varietal trials (CVTs) in different

amount of cross-pollination also occur. Aftercollaborative farms and stations throughout

flowering, potato plants bear small green

the country including three agro- ecologicalfruits (berries), each containing about 300zones. Most promising lines from CVT areseeds. Plants propagated from tubers arefurther tested as coordinated farmers' fieldclonestrials (CFFTs). CFFTs are carried out at

Otherofthepriorities

parent,ofwhereasthose

Germplasms

introduction,

followed
inbyobservation

propagated from seeds produce variation.

out-reach research sites of different farms

Materials and Method

and research stations. Based on the data

This paper is based on the works of National

received from IETs, CVT and CFFTs, newPotato Research Program (NPRP), one of thevariety is released.

commodity programs of Nepal Agriculture
Research Council (NARC). In Nepal, NPRP